219   MachineBasicBlock *Header = nullptr;  in placeBlockMarker()  local
224       Header = Header ? MDT.findNearestCommonDominator(Header, Pred) : Pred;  in placeBlockMarker()
229   if (!Header)  in placeBlockMarker()
239   for (MachineFunction::iterator I(LayoutPred), E(Header); I != E; --I) {  in placeBlockMarker()
241       if (ScopeTop->getNumber() > Header->getNumber()) {  in placeBlockMarker()
246         Header = ScopeTop;  in placeBlockMarker()
258   for (const auto &MI : *Header) {  in placeBlockMarker()
292   for (auto I = Header->getFirstTerminator(), E = Header->begin(); I != E;  in placeBlockMarker()
303   auto InsertPos = GetLatestInsertPos(Header, BeforeSet, AfterSet);  in placeBlockMarker()
305       BuildMI(*Header, InsertPos, Header->findDebugLoc(InsertPos),  in placeBlockMarker()
326       if (EndToBegin[&MI]->getParent()->getNumber() >= Header->getNumber())  in placeBlockMarker()
344       ScopeTops[Number]->getNumber() > Header->getNumber())  in placeBlockMarker()
345     ScopeTops[Number] = Header;  in placeBlockMarker()
432   MachineBasicBlock *Header = nullptr;  in placeTryMarker()  local
436       Header = Header ? MDT.findNearestCommonDominator(Header, Pred) : Pred;  in placeTryMarker()
441   if (!Header)  in placeTryMarker()
466   for (MachineFunction::iterator I(LayoutPred), E(Header); I != E; --I) {  in placeTryMarker()
468       if (ScopeTop->getNumber() > Header->getNumber()) {  in placeTryMarker()
473         Header = ScopeTop;  in placeTryMarker()
485   for (const auto &MI : *Header) {  in placeTryMarker()
516   for (auto I = Header->getFirstTerminator(), E = Header->begin(); I != E;  in placeTryMarker()
531   if (MBB.isPredecessor(Header)) {  in placeTryMarker()
532     auto TermPos = Header->getFirstTerminator();  in placeTryMarker()
533     if (TermPos == Header->end() || !WebAssembly::isRethrow(*TermPos)) {  in placeTryMarker()
534       for (const auto &MI : reverse(*Header)) {  in placeTryMarker()
544   auto InsertPos = GetLatestInsertPos(Header, BeforeSet, AfterSet);  in placeTryMarker()
546       BuildMI(*Header, InsertPos, Header->findDebugLoc(InsertPos),  in placeTryMarker()
570       if (EndToBegin[&MI]->getParent()->getNumber() >= Header->getNumber())  in placeTryMarker()
589       ScopeTops[Number]->getNumber() > Header->getNumber())  in placeTryMarker()
590     ScopeTops[Number] = Header;  in placeTryMarker()